Zone Valve Specifications

PlumbingSupply.com is your source for Sparco brand zone valves and repair parts. We also offer Sparco brand air eliminators and purge valves.

Sparco Powertrack™ Motorized Zone Valve Specifications

Zone Valves

Product Number	Size (in.)	Aux. Switch	A	B	C	D	E	F	Wt (lbs.)
			Dimensions (in.)
MZV525	3/4	no	3.3	0.8	4.7	0.7	1.6	5.5	1.7
MZV525E	3/4	yes	3.3	0.8	4.7	0.7	1.6	5.5	1.7
MZV526	1	no	3.8	1.0	4.7	0.8	1.6	5.5	2.0
MZV526E	1	yes	3.8	1.0	4.7	0.8	1.6	5.5	2.0
MZV527	1 1/4	no	8.3	1.0	4.7	0.8	1.6	5.5	2.2
MZV527E	1 1/4	yes	8.3	1.0	4.7	0.8	1.6	5.5	2.2
MZV 520RP	-	yes	Operator for MZV 525E/526E/527E
MZV 521RP	-	no	Operator for MZV 525/526/527
Maximum water pressure: 125 psi, 862 kPa. Maximum shutoff pressure: 3/4"- 20psi; 1" - 17 psi. Maximum temperature: 240ºF (115ºC). Motor: 24 VAC, 60 Hz, 0.25 ampere.

SparcoZone™ Multiple Zone Valve Specifications

Zone Valves

Product Number	Description 1 1/4" MNPT/sweat
SZ3S1	3-zones • 3/4" sweat	Without control
SZ4S1	4 zones • 3/4" sweat
SZ3T1	3 zones • 3/4" threaded
SZ4T1	4 zones • 3/4" threaded
S2Z3S3	3 zones • 3/4" sweat	Includes control with priority
S2Z4S3	4 zones • 3/4" sweat
S2Z3T3	3 zones • 3/4" threaded
SZtj24T3	4 zones • 3/4" threaded
SH4S	4 zones, header only • 3/4" sweat
SH4T	4 zones, header only • 3/4" threaded

Typical Installation
	1. Sparcozone header
	2. Drain valve for purging
	3. Sparcozone multiple zone valve
	4. Circulator
	5. Boiler Drain
	6. Sparco backflow preventor
	7. Sparco dual control
	8. Sparco diaphragm expansion tank
	9. Sparco power vent